rubber luck is a term used to ascribe a condition of circumstance whereby an individual alternately seems to have alternately remarkable good and exceptionally bad fortune.

"I never seen anyone with such rubber luck. Yesterday he was filling out insurance forms to cover his house fire, today he went to the assayer's office with a fifteen pound gold nugget he found when his jeep got run off the road into the creek."

the increasing inability of Google to furnish relevant search results.

"I was trying to do a search to find out how many carbohydrates are in this herbal medicine. So I used Google"
"how did your search go?"
"I got carb counters for culinary herbs, lots of information on weight loss herbs, lots of places where I could buy herbs, lots of ads for low carb diets, but absolutely no information on whether slippery elm is too loaded with carbs for me to use for nasal polyps while on my diet-- wow! I got hit again by Google Dearth!"

Any substance with Oneirogenic effects; producing twilight sleep, hypnogaugia, lucid dreaming, intense visions, or euphoria during repose, but which have little or no effect on an alert wakeful consciousness.

"That stuff I ordered online didn't do much for me until I fell asleep-- and man was it ever sleepadelic!"

1. Someone who thinks their brain is made of gold, but in reality it is just small enough to catch the mesh in the panning tray.
2. A term of endearment used in mining camps to elicit gay sex. Now in general use to prod people with large egos.